CN215222502U

CN215222502U - Compound intelligent networking all-in-one

Info

Publication number: CN215222502U
Application number: CN202121883123.6U
Authority: CN
Inventors: 张伟嘉; 贾炬峰; 陈勇; 杨青山; 曾勇
Original assignee: Chengdu Fuma Zhixing Technology Co ltd
Current assignee: Chengdu Fuma Zhixing Technology Co ltd
Priority date: 2021-08-12
Filing date: 2021-08-12
Publication date: 2021-12-17
Anticipated expiration: 2031-08-12

Abstract

The utility model provides a compound intelligent networking all-in-one contains host system, is used for V2X module of receiving and dispatching V2X message, is used for receiving and dispatching RTK difference reference station module, power module of high accuracy positioning signal, is used for the temperature and humidity detection module of the inside humiture of real-time detection machine case. The main control module comprises a heat dissipation module based on a semiconductor refrigeration technology, and the heat dissipation module is attached to the surface of the main control module; the V2X module is electrically connected with the main control module through an SPI bus; the RTK differential reference station module is electrically connected with the main control module through a UART bus; the temperature and humidity detection module is electrically connected with the main control module through an I2C bus; the power module supplies power to the main control module, the V2X module, the RTK differential reference station module and the temperature and humidity detection module. The integration level of equipment is high, has realized the integration of two kinds of car networking equipment, and the use cost has further been reduced to integrated design, integrated installation, integration fortune dimension.

Description

Compound intelligent networking all-in-one

Technical Field

The utility model belongs to the car networking field, concretely relates to compound intelligent networking all-in-one.

Background

In recent years, the internet of vehicles industry is rapidly developed, and unmanned driving and vehicle road cooperative tests and demonstration applications are developed on a large scale all over the country. For a user side, the number of intelligent networked automobiles supporting advanced driving assistance functions is rapidly increasing. For the road side, different types of car networking facility equipment with complex environment perception functions are arranged in urban roads and expressways, so that the risk identification capability of road operators is improved, the accident response and handling time is shortened, and the maintenance cost is reduced.

The intelligent network side unit is one of key equipment in the vehicle networking facility equipment, and realizes the sending and receiving of wireless messages between the intelligent network side unit and vehicle-mounted units on vehicles based on an LTE (Long Term Evolution) wireless communication technology, thereby providing timely early warning information for drivers, often deploying in various scenes such as crossroads, curved roads, foggy road sections, complex traffic flows and the like, improving the safety of road traffic, and reducing the operation and maintenance workload of traffic safety managers.

In the prior art, the intelligent network connection side unit based on the LTE wireless communication technology has low integration level, single function and low positioning accuracy, and currently, a composite intelligent network connection device supporting high-accuracy positioning is lacking.

SUMMERY OF THE UTILITY MODEL

In order to solve the problem, the utility model provides a compound intelligent networking all-in-one contains host system, is used for receiving and dispatching V2X (Vehicle to every) V2X module of message, is used for receiving and dispatching RTK (real time Kinematic) difference reference station module, power module, is used for the temperature and humidity detection module of the inside humiture of real-time detection machine case that high accuracy positioning signal.

The main control module comprises a heat dissipation module based on a semiconductor refrigeration technology, and the heat dissipation module is attached to the surface of the main control module; the V2X module is electrically connected to the main control module through an SPI (Serial Peripheral Interface) bus; the RTK differential reference station module is electrically connected with the main control module through a Universal Asynchronous Receiver/Transmitter (UART) bus; the temperature and humidity detection module is electrically connected with the main control module through an I2C (Inter-Integrated Circuit, Integrated Circuit internal bus) bus; the power module supplies power to the main control module, the V2X module, the RTK differential reference station module and the temperature and humidity detection module.

Specifically, the V2X module includes a hardware encryption module, an antenna module, an interface module, and a communication module, and the hardware encryption module is electrically connected to the main control module through an SPI bus; the antenna module comprises 1 Satellite Navigation System GNSS (Global Navigation Satellite System) antenna, 4 5G communication antennas and 2V 2X communication antennas; the interface module comprises a CAN module and an Ethernet module; the communication module comprises a WIFI module, a 5G module and a USB module.

Specifically, the RTK differential reference station module includes an RTK differential information processing module, a COM communication module, an SPI communication module, an ethernet module, and an indicator light module. The COM communication module is electrically connected with the main control module through a UART bus; the SPI communication module is electrically connected with the main control module through an SPI bus; the indicator light module comprises a positioning indicator light, a signal abnormality indicator light and an RTK data indicator light.

Preferably, the Power module includes a main Power module and a backup battery module, and the main Power module is a Power module supporting Power Over Ethernet (POE) technology and direct current (dc) Power; the standby battery module is a lithium ion battery pack.

Specifically, the CAN module is electrically connected with the main control module through an SPI bus; the WIFI module is electrically connected with the main control module through a USB bus; the Ethernet module is electrically connected with the main control module through a USB bus; the 5G module is electrically connected with the main control module through a USB bus.

Preferably, the antenna module further comprises an antenna arrester module.

Preferably, the power supply module further includes an EMI (Electromagnetic Interference) power filter, and the main power supply module is connected to the chassis housing through the EMI power filter.

Therefore, the utility model discloses compound intelligent networking all-in-one has intelligent networking road side unit and RTK high accuracy positioning device's function simultaneously, has realized the integration of two kinds of car networking equipment, and integrated design, integrated installation, integrated fortune dimension have further reduced use cost.

Drawings

The following description will further describe embodiments of the present invention with reference to the accompanying drawings.

Fig. 1 is a schematic diagram of a composite intelligent networking all-in-one machine according to an embodiment of the present invention.

Fig. 2 is a schematic diagram of the V2X module according to an embodiment of the present invention.

Detailed Description

Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings. The embodiments described below with reference to the drawings are exemplary and intended to be used for explaining the present invention, and should not be construed as limiting the present invention.

The utility model provides a compound intelligent networking all-in-one is described below with reference to the figure.

Fig. 1 is a schematic diagram of a composite intelligent networking all-in-one machine according to the utility model discloses an embodiment. As shown in fig. 1, the apparatus includes a main control module 1, a V2X module 2 for transceiving V2X messages, an RTK differential reference station module 3 for transceiving high-precision positioning signals, a power supply module 4, and a temperature and humidity detection module 5 for detecting the temperature and humidity inside a chassis in real time.

The main control module 1 comprises a heat dissipation module based on a semiconductor refrigeration technology, and the heat dissipation module is attached to the surface of the main control module 1 and used for quickly reducing a large amount of heat generated by the main control module in the real-time calculation and data processing and analysis processes. The V2X module 2 and the main control module 1 are electrically connected through an SPI bus.

The RTK differential reference station module 3 and the main control module 1 are electrically connected through a UART bus. The temperature and humidity detection module 5 and the main control module 1 are electrically connected through an I2C bus and used for monitoring the temperature and humidity inside the intelligent networking all-in-one machine in real time. The power module 4 supplies power to the main control module 1, the V2X module 2, the RTK differential reference station module 3, and the temperature and humidity detection module 5.

Specifically, the main control module 1 includes sub-modules such as a clock, a reset, a storage, and an operation, and is responsible for functions such as communication data transmission interaction, task scheduling, and logic processing of each module.

Specifically, as shown in fig. 2, the V2X module 2 implements receiving and sending of various different types of messages of the internet of vehicles V2X, including a hardware encryption module 21, an antenna module 22, an interface module 23, and a communication module 24.

The hardware encryption module 21 encrypts and decrypts the V2X message, supports a national encryption algorithm and a foreign mainstream internet of vehicles encryption algorithm specified by a country, and is electrically connected with the main control module 1 through the SPI bus. The encryption and decryption functions of different types of vehicle networking service data are realized through the encryption and decryption of the messages, and the communication safety is ensured.

The antenna module 22 comprises 1 GNSS antenna for receiving positioning signals of a beidou navigation system or a GPS system; 4 5G communication antennas are used for receiving and transmitting information of a 5G module of a 5 th generation mobile cellular network technology; the 2V 2X communication antennas are used for transceiving radio frequency signals embodied by V2X messages.

Preferably, the antenna module 22 further includes an antenna arrester module, and the antenna arrester module is suitable for lightning protection of various radio frequency signal transceiving systems, and is connected in series in the antenna to prevent surge from invading equipment through an antenna feeder to cause damage, so that reliability of the intelligent networking all-in-one machine in outdoor deployment is improved.

The interface module 23 includes a CAN module 231 and an ethernet module 232. Specifically, the CAN module 231 is electrically connected to the main control module 1 through the SPI bus; the ethernet module 232 is electrically connected to the main control module through the USB bus for transmitting related data.

The communication module 24 includes a WIFI module 241, a 5G module 242, and a USB module 243. The WIFI module 241 is electrically connected with the main control module 1 through a USB bus; the 5G module 242 is electrically connected to the main control module 1 through a USB bus.

Specifically, the RTK differential reference station module 3 is configured to receive a positioning signal, perform real-time positioning by using a carrier phase differential technology, and greatly improve the accuracy of dynamic positioning by using two measurement methods, namely, differential correction and carrier phase ranging, and includes an RTK differential information processing module 31, a COM communication module 32, an SPI communication module 33, an ethernet module 34, and an indicator light module 35. The COM communication module 32 is electrically connected with the main control module 1 through a UART bus; the SPI communication module 33 is electrically connected with the main control module 1 through an SPI bus; the indicator light module 35 includes a positioning indicator light, a signal abnormality indicator light, and an RTK data indicator light, and is used to display the current status of the positioning signal, the equipment fault, and the RTK data, respectively.

Preferably, the power module 4 includes a main power module 41 and a backup battery module 42, where the main power module 41 is a power module supporting POE technology and dc power supply; the backup battery module 42 is a lithium ion battery pack for emergency power supply of the intelligent network connection all-in-one machine equipment in a short time under the condition of power failure.

Preferably, the power supply module 4 further comprises an EMI power filter, through which the main power supply module 41 is connected with the chassis housing. Due to the fact that the plurality of radio frequency modules exist, the electromagnetic environment in the range of the intelligent networking all-in-one machine is complex, electromagnetic interference caused by the power port is attenuated through the EMI power filter, and stability of the intelligent networking all-in-one machine is improved.

Therefore, the utility model discloses compound intelligent networking all-in-one, the module integrated level is high, has intelligent networking road side unit and RTK high accuracy positioning device's function simultaneously, has realized the integration of road side unit and positioning device both, and integrated design, integrated installation, integration fortune dimension have further reduced use cost, are applicable to the vehicle and road and demonstrate in coordination the scale test of scene.

It is to be understood that the embodiments described are only some embodiments of the invention, and not all embodiments. Based on the embodiments of the present invention, any changes or substitutions that can be easily conceived by those skilled in the art within the technical scope of the present invention are also included in the protection scope of the present invention. Therefore, the protection scope of the present invention shall be subject to the protection scope of the claims.

Claims

1. A composite intelligent networking all-in-one machine is characterized by comprising a main control module, a V2X module for receiving and transmitting V2X messages, an RTK differential reference station module for receiving and transmitting high-precision positioning signals, a power supply module and a temperature and humidity detection module for detecting the temperature and humidity in a case in real time,

the main control module comprises a heat dissipation module based on a semiconductor refrigeration technology, and the heat dissipation module is attached to the surface of the main control module;

the V2X module is electrically connected with the main control module through an SPI bus;

the RTK differential reference station module is electrically connected with the main control module through a UART bus;

the temperature and humidity detection module is electrically connected with the main control module through an I2C bus;

the power module supplies power to the main control module, the V2X module, the RTK differential reference station module and the temperature and humidity detection module.

2. The compound intelligent networking all-in-one machine of claim 1, wherein the V2X module comprises a hardware encryption module, an antenna module, an interface module and a communication module,

the hardware encryption module is electrically connected with the main control module through an SPI bus;

the antenna module comprises 1 GNSS antenna, 4 5G communication antennas and 2V 2X communication antennas;

the interface module comprises a CAN module and an Ethernet module;

the communication module comprises a WIFI module, a 5G module and a USB module.

3. The composite intelligent networking all-in-one machine of claim 1, wherein the RTK differential reference station module comprises an RTK differential information processing module, a COM communication module, an SPI communication module, an Ethernet module and an indicator light module,

the COM communication module is electrically connected with the main control module through a UART bus;

the SPI communication module is electrically connected with the main control module through an SPI bus;

the indicator light module comprises a positioning indicator light, a signal abnormality indicator light and an RTK data indicator light.

4. The compound intelligent networking all-in-one machine of claim 1, wherein the power module comprises a main power supply module and a standby battery module,

the main power supply module is a power supply module supporting POE technology and direct current power supply;

the standby battery module is a lithium ion battery pack.

5. The compound intelligent networking all-in-one machine of claim 2, wherein the CAN module is electrically connected with the master control module through an SPI bus;

the WIFI module is electrically connected with the main control module through a USB bus;

the Ethernet module is electrically connected with the main control module through a USB bus;

the 5G module is electrically connected with the main control module through a USB bus.

6. The integrated machine of claim 2, wherein the antenna module further comprises an antenna arrester module.

7. The combined intelligent networking all-in-one machine of claim 4, wherein the power module further comprises an EMI power filter, and the main power module is connected with the chassis housing through the EMI power filter.